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genezapharmateuticals
domestic-supply US-PHARMACIES UGL OZ
Raptor Labs UGFREAK OxygenPharm
napsgeargenezapharmateuticals domestic-supplyUS-PHARMACIES UGL OZUGFREAKRaptor LabsOxygenPharm

difference between vitamin d3 and d

There are two forms of vitamin D - Vitamin D2 and vitamin D3.

D2 is plant derived. D3 is animal derived. The absorption rate is pretty much identical but D3 has a slightly superior absorption rate.
 
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